How To Replace The RIDGID® FlexShaft® Drain Cleaning Machines Cable 

Thanks for the video. Looks pretty simple. What this really shows me is that there is PLENTY of room for you to include a motor inside the unit. I mean how big is the actual motor of a cordless drill? Shouldn't be that difficult to engineer the motor with an air switch foot pedal into the design. You could still keep it battery powered, just have the battery snap onto the outside of the unit.